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Biology, 02.03.2021 23:50 emilysmith20044
An illustration of an organism and a dichotomous key are given. What is the organism?
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a. More than 6 legs
b. 6 legs or less
a. Has wings
b. No wings
a. Single pair of wings
b. Two pair of wings
a. Wings are nearly equal size
b. Forewings larger than hindwings
Arachnid
Go to step 2
Go to step 3
Ant
Fruit fly
Go to step 4
Dragonfly
Mayfly
اسا
4
Arachnid
Ok
Answers: 2
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This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.
Answers: 1
Biology, 22.06.2019 14:00
Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?
Answers: 1
Biology, 22.06.2019 15:40
During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.
Answers: 1
Biology, 22.06.2019 19:30
The wind speed in the region between cities a and b was probably the greatest at noon on which day
Answers: 1
An illustration of an organism and a dichotomous key are given. What is the organism?
1
2
2
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